Search a number
-
+
13030433215 = 53463175253
BaseRepresentation
bin11000010001010110…
…01010000110111111
31020122010001120222121
430020223022012333
5203141242330330
65552555223411
7640622566132
oct141053120677
936563046877
1013030433215
115587381378
122637a47b67
1312c8798c17
148b880c219
15513e6417a
hex308aca1bf

13030433215 has 8 divisors (see below), whose sum is σ = 15637179168. Its totient is φ = 10423907040.

The previous prime is 13030433203. The next prime is 13030433219. The reversal of 13030433215 is 51233403031.

13030433215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13030433215 - 25 = 13030433183 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13030433215.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13030433219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135529 + ... + 210781.

It is an arithmetic number, because the mean of its divisors is an integer number (1954647396).

Almost surely, 213030433215 is an apocalyptic number.

13030433215 is a deficient number, since it is larger than the sum of its proper divisors (2606745953).

13030433215 is an equidigital number, since it uses as much as digits as its factorization.

13030433215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109889.

The product of its (nonzero) digits is 3240, while the sum is 25.

Adding to 13030433215 its reverse (51233403031), we get a palindrome (64263836246).

The spelling of 13030433215 in words is "thirteen billion, thirty million, four hundred thirty-three thousand, two hundred fifteen".

Divisors: 1 5 34631 75253 173155 376265 2606086643 13030433215